Home / 1,888,902.64-2,606,609.76-1,029,444.48

Finding the Fourth Proportional to 1,888,902.64, 2,606,609.76 and 1,029,444.48

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Solution

The fourth proportional to 1,888,902.64, 2,606,609.76 and 1,029,444.48 is: 1,420,592.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,902.64 : 2,606,609.76 = 1,029,444.48 : x
  2. Step 2: Convert to fraction form
    1,888,902.64/2,606,609.76 = 1,029,444.48/x
  3. Step 3: Cross multiply
    1,888,902.64x = 2,606,609.76 × 1,029,444.48
  4. Step 4: Simplify right side
    1,888,902.64x = 2,683,360,028,946.12
  5. Step 5: Solve for x
    x = 2,683,360,028,946.12/1,888,902.64
  6. Step 6: Final answer
    x = 1,420,592.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.